Kharin, Gennady S (1988): (Table 3) K-Ar age of igneous rocks from the Sierra Leone Rise [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.758748, In supplement to: Kharin, GS (1988): Igneous rocks of the Sierra Leone Rise (Equatorial Atlantic). Oceanology, 28(1), 58-63
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Project(s):
Archive of Ocean Data (ARCOD)
Coverage:
Median Latitude: 7.840000 * Median Longitude: -21.355000 * South-bound Latitude: 6.820000 * West-bound Longitude: -22.560000 * North-bound Latitude: 8.860000 * East-bound Longitude: -20.150000
Event(s):
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Event label | Event | ||||
| 2 | Latitude of event | Latitude | ||||
| 3 | Longitude of event | Longitude | ||||
| 4 | Sample code/label | Sample label | Kharin, Gennady S | |||
| 5 | Rock type | Rock | Kharin, Gennady S | |||
| 6 | Potassium | K | % | Kharin, Gennady S | Flame photometry | |
| 7 | Potassium-40 | 40K | mg/kg | Kharin, Gennady S | ||
| 8 | Argon-40 | 40Ar | ng/g | Kharin, Gennady S | ||
| 9 | Argon-40/Potassium-40 | 40Ar/40K | Kharin, Gennady S | Calculated | ||
| 10 | Age, dated | Age dated | ka | Kharin, Gennady S | Age, 40K/40Ar Potassium-Argon |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
21 data points
Data
| 1 Event | 2 Latitude | 3 Longitude | 4 Sample label | 5 Rock | 6 K [%] | 7 40K [mg/kg] | 8 40Ar [ng/g] | 9 40Ar/40K | 10 Age dated [ka] |
|---|---|---|---|---|---|---|---|---|---|
| PSh-866 | 6.8200 | -22.5600 | PSh-866-9 | alkalic trachyte with well-preserved fine grains of biotite | 4.03 | 4.914 | 10.50 | 0.00213 | 37000 |
| PSH-874 | 8.8600 | -20.1500 | PSh-874-1 | trachybasalt with satisfactorily preserved pyroxene and biotite | 1.20 | 1.469 | 3.69 | 0.00251 | 43000 |
| PSH-874 | 8.8600 | -20.1500 | PSh-874-2 | trachybasalt with well-preserved pyroxene and biotite | 1.29 | 1.571 | 3.27 | 0.00208 | 36000 |